feat: initial sbsports deployment setup

Add Coolify/Woodpecker CI config, .gitignore, and deployment scripts.

server/db.js

@@ -0,0 +1,45 @@
+import Database from "better-sqlite3";
+import { join, dirname } from "path";
+import { fileURLToPath } from "url";
+import { mkdirSync } from "fs";
+
+const __dirname = dirname(fileURLToPath(import.meta.url));
+const DATA_DIR = process.env.DATA_DIR || join(__dirname, "../data");
+mkdirSync(DATA_DIR, { recursive: true });
+
+const db = new Database(join(DATA_DIR, "db.sqlite"));
+
+// Enable WAL for better concurrent read performance
+db.pragma("journal_mode = WAL");
+db.pragma("foreign_keys = ON");
+
+db.exec(`
+  CREATE TABLE IF NOT EXISTS students (
+    id        TEXT PRIMARY KEY,
+    firstName TEXT NOT NULL,
+    lastName  TEXT NOT NULL,
+    age       INTEGER,
+    sex       TEXT,
+    weight    REAL,
+    height    REAL,
+    imc       REAL
+  );
+
+  CREATE TABLE IF NOT EXISTS activities (
+    id              TEXT PRIMARY KEY,
+    studentId       TEXT NOT NULL REFERENCES students(id) ON DELETE CASCADE,
+    type            TEXT,
+    durationInput   REAL,
+    durationUnit    TEXT,
+    duration        REAL,
+    displayDuration TEXT,
+    intensity       TEXT,
+    lifestyle       TEXT,
+    anxiety         INTEGER DEFAULT 0,
+    grade           TEXT,
+    date            TEXT,
+    createdAt       TEXT DEFAULT (datetime('now'))
+  );
+`);
+
+export default db;